210 ADDENDA, VOL. I. 



tail of a greenish tinge ; scales dark at the base. In life with 6 or 8 

 gold-red spots on the body. 



Total length 243 millim. 



Zululand. — Type in S. African Museum, Cape Town. 



Very closely allied to L. capensis, but barbels shorter and only 

 9 branched rays in the dorsal. 



35. LABEO ANSORGII, Blgr. 

 Bouleng. Ann. & Mag. N. H. (8) vi. 1910, p. 545. 



Except for the presence of an anterior small and often quite 

 rudimentary barbel, this species agrees very closely with L. forskalii. 

 Grows to a length of 190 millim. 



Add :— 



3-4. Hgr. & yg. Quanza R. at Cambambe. Dr. W. J. Ansorge (C). 



5-14. Ad., bgr., & yg. Bengo R. at Cabiri. „ 



15-18. Ad., hgr., & yg. L. Kilunda, Bengo R. „ 



19-23. Ad. & hgr. Bengo R. at Quifandongo. „ 



35 a. LABEO NIGRICANS. 

 Bouleng. Cat. Poiss. Congo Mus. Luxemb. no. 2, p. 5 (1911). 



Depth of body equal to or a little greater than length of head, 3 times 

 in total length. Snout broad and rounded, a little longer than eye, 

 which is perfectly lateral, as long as postocular part of head and \ 

 interocular width ; width of mouth equal to length of snout ; papillae 

 on inner surface of lips forming oblique plicae ; several rows of rounded- 

 subconical papilla? on the edge of the lower lip ; two barbels on each 

 side, anterior very short, the posterior \ to \ diameter of eye. Dorsal 

 III 12-13, with straight or convex border; longest ray as long as head. 

 Anal III 5, extending beyond root of caudal. Pectoral as long as or a 

 little shorter than head, not reaching ventral. Caudal deeply notched. 

 Caudal peduncle much deeper than long. Scales 32-37 p^r, 4-4J 

 between lateral line and ventral, 16 round caudal peduncle. Dark 

 brown or blackish ; fins black. 



Total length 65 millim. 



Congo. — Types in Luxemburg Museum. 



1_3. Types. Sankuru R. at Kondue, Kasai. M. E. Luja (C.) ; Luxem- 



burg Museum (P.). 



The only species combining two pairs of barbels and a straight-edged 

 or convex dorsal fin. Should perhaps be placed near L. longipinnis. 



